1 // Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 /**

    17  @file

    18  @internalAll 

    19 */

    20 

    21 

    22 #ifndef __CSIMSERCOMM_H__

    23 #define __CSIMSERCOMM_H__

    24 

    25 #include <e32std.h>

    26 #include <e32base.h>

    27 #include <c32comm.h>

    28 

    29 class CCommWriter;

    30 class CCommReader;

    31 

    32 class MComm

    33 	{

    34 protected:

    35 	MComm();

    36 	virtual ~MComm();

    37 	void CommConstructL(TInt aReadPriority, TInt aWritePriority);

    38 	 TInt CommOpen(const TDesC& aName, TCommAccess aAccess);

    39 	 TInt CommOpen(const TDesC& aDll, const TDesC& aName, TCommAccess aAccess);

    40 	 void CommClose();

    41 	 void CommCancel();

    42 	 void CommWrite(const TDesC8& aDes);

    43 	 void CommWriteReady();

    44 	 void CommWriteCancel();

    45 	 void CommRead(TDes8& aDes);

    46 	 void CommReadOneOrMore(TDes8& aDes);

    47 	 void CommReadReady();

    48 	 void CommReadCancel();

    49 	virtual void CommReadComplete(TInt aStatus)=0;

    50 	virtual void CommWriteComplete(TInt aStatus)=0;

    51 protected:

    52 	friend class CCommWriter;

    53 	friend class CCommReader;

    54 	RCommServ iCommServer;

    55 	RComm iCommPort;

    56 	CCommReader* iCommReader;

    57 	CCommWriter* iCommWriter;

    58 	TBuf8<1> iBuf;

    59 	};

    60 

    61 class CCommReader : public CActive

    62 	{

    63 public:

    64 	CCommReader(MComm* aComm, TInt aPriority);

    65 	virtual ~CCommReader();

    66 	inline void Activate() { SetActive(); }

    67 	inline TRequestStatus& StatusRef() { return iStatus; }

    68 protected:

    69 	virtual void RunL();

    70 	virtual void DoCancel();

    71 private:

    72 	MComm *iComm;

    73 	};

    74 

    75 class CCommWriter : public CActive

    76 	{

    77 public:

    78 	CCommWriter(MComm* aComm, TInt aPriority);

    79 	virtual ~CCommWriter();

    80 	inline void Activate() { SetActive(); }

    81 	inline TRequestStatus& StatusRef() { return iStatus; }

    82 protected:

    83 	virtual void RunL();

    84 	virtual void DoCancel();

    85 private:

    86 	MComm *iComm;

    87 	};

    88 

    89 #endif